CN208769614U - Aerofoil fan, frame component and food cooking machine - Google Patents
Aerofoil fan, frame component and food cooking machine Download PDFInfo
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- CN208769614U CN208769614U CN201721678637.1U CN201721678637U CN208769614U CN 208769614 U CN208769614 U CN 208769614U CN 201721678637 U CN201721678637 U CN 201721678637U CN 208769614 U CN208769614 U CN 208769614U
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- aerofoil fan
- fixed ring
- air
- wheel hub
- frame component
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Abstract
The utility model discloses a kind of aerofoil fan, frame component and food cooking machine, wherein the aerofoil fan includes wheel hub;Multiple flabellums, multiple flabellums are connect with the hub periphery face, and being provided at circumferentially spaced in the wheel hub;And fixed ring, the fixed ring are connect with multiple flabellums far from the end of the wheel hub, and the fixed ring is formed with air guide structure, air is oriented to the other side by the aerofoil fan side by the air guide structure.The aerofoil fan air output of the utility model is big, noise is small.
Description
Technical field
The utility model relates to cooking machine technical field, in particular to a kind of aerofoil fan, the machine using the aerofoil fan
The food cooking machine of holder assembly and the application frame component.
Background technique
The host of food cooking machine by total multiple component such as motor, main control board, power panel be arranged in one it is narrow
In space, in food cooking machine operational process, it usually needs fan is set in host to radiate to host.
It is existing to be applied to food cooking machine cooling fan, it will usually to be connected with outer circle in the outer end of the flabellum of fan
Ring, outer toroid play fixed and protective effect to the flabellum of fan, prevents fan Product transport on the way because colliding with or product
Fall and flabellum is damaged.
But the structure design of existing fan is simultaneously unreasonable, when so that food cooking machine driving fan high speed rotation being radiated
Noise is larger, and heat dissipation effect have it is to be hoisted.
Utility model content
The main purpose of the utility model is to provide a kind of aerofoil fan, it is intended to the heat dissipation effect of food cooking machine is promoted,
And reduce the noise in operational process.
To achieve the above object, the utility model proposes aerofoil fan, comprising:
Wheel hub;
Multiple flabellums, multiple flabellums are connect with the outer peripheral surface of the wheel hub, and are set in the circumferentially-spaced of the wheel hub
It sets;And
Fixed ring, the fixed ring is connect with multiple flabellums far from the end of the wheel hub, and the stationary annular
At the air guide structure having to be guided to the air-flow for passing through the aerofoil fan.
Optionally, each flabellum in being projected on radially extending for the aerofoil fan, Duo Gesuo in horizontal plane
The circumferential uniform intervals that flabellum is stated in the wheel hub are arranged.
Optionally, the width in the projection in horizontal plane of each flabellum is incremented by the root of flabellum to end.
Optionally, the arc-shaped setting of cross-sectional shape of each flabellum.
Optionally, the air guide structure includes the wind-guiding cambered surface being formed on the inside of the fixed ring, multiple flabellums
End is connect with the wind-guiding cambered surface, and the wind-guiding cambered surface is to wheel hub direction projection.
Optionally, the range of the curvature value of the wind-guiding cambered surface is 0.4 to 0.7.
Optionally, the difference of the outer diameter and internal diameter that define projection of the fixed ring in horizontal plane is d1, the axis stream wind
The radius of fan is d2, wherein 0.06≤d1/d2≤0.2.
Optionally, the air guide structure further includes the recessed annular groove being formed on the outside of the fixed ring.
Optionally, it is wide in the opening that the size in the aerofoil fan axial direction is the annular groove to define the annular groove
Degree, the opening width are radially successively decreased from outside to inside in the aerofoil fan.
Optionally, the fixed ring is included in spaced upper fixed ring and lower fixation in the axial direction of the aerofoil fan
Ring, fixed ring are connect with the upside of the end of multiple flabellums, the downside of the end of the lower fixed ring and multiple flabellums
Connection, the air guide structure is the airflow channel being formed between fixed ring and lower fixed ring.
Optionally, the airflow channel is defined in the channel that the size in the aerofoil fan axial direction is the airflow channel
Width, the range of the airflow channel width are 3mm to 7mm.
The utility model also proposes a kind of frame component, including casing, the motor being placed in casing and with the machine
The lower cover of shell closes the pedestal of connection, and the pedestal is formed with air-out passage, and the frame component further includes such as above-mentioned axis stream
Fan, the output axis connection of the aerofoil fan and the motor, the aerofoil fan are contained in the air-out passage.
Optionally, the pedestal includes the bottom cover connecting with the casing lower end, and be fixedly connected with the bottom cover
Cylinder, the air-out passage includes the dilatation section for being formed in the intracorporal set section of the cylinder and being formed in the bottom cover, described
Aerofoil fan is located at the junction of the set section and the dilatation section.
The utility model also proposes a kind of food cooking machine, including frame component and the stirring cup group for being installed on frame component
Frame component described in part is such as above-mentioned frame component.
Technical solutions of the utility model are fixedly connected with fixed ring by the end of multiple flabellums in aerofoil fan, pass through
Protection is fixed to multiple flabellums in fixed ring, and further, the utility model is also formed with air guide structure in fixed ring, passes through
The setting of air guide structure, in the radiation processes that aerofoil fan high-speed cruising carries out food cooking machine, air guide structure is on the one hand
The air-flow for passing through aerofoil fan guides, and in aerofoil fan, axially upper side is oriented to the other side to air, and prevents across axis
The air-flow of flow fan forms velocity jump at fixed ring and causes airflow reflux and generate noise, while also promoting aerofoil fan
Air output, improve the heat dissipation effect of food cooking machine.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model aerofoil fan first embodiment;
Fig. 2 is the schematic cross-sectional view of Fig. 1 axis flow fan;
Fig. 3 is the structural schematic diagram of the utility model aerofoil fan second embodiment;
Fig. 4 is the schematic cross-sectional view of Fig. 3 axis flow fan:
Fig. 5 is the structural schematic diagram of one embodiment of the utility model food cooking machine;
Fig. 6 is the schematic cross-sectional view of food cooking machine in Fig. 5.
Drawing reference numeral explanation:
Label | Title | Label | Title |
500 | Food cooking machine | 100 | Aerofoil fan |
400 | Stir cup assembly | 10 | Wheel hub |
300 | Frame component | 101 | Axis hole |
310 | Casing | 30 | Flabellum |
330 | Motor | 50 | Fixed ring |
350 | Pedestal | 51 | Upper fixed ring |
351 | Cylinder | 53 | Lower fixed ring |
353 | Bottom cover | 501 | Wind-guiding cambered surface |
355 | Air-out passage | 503 | Annular groove |
357 | Set section | 505 | Airflow channel |
359 | Dilatation section |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral;It can be mechanical connection, it can also
To be electrical connection;It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment
Art scheme can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model
It is required that protection scope within.
The utility model proposes a kind of aerofoil fans 100.
Incorporated by reference to referring to figs. 1 to Fig. 2, in the utility model embodiment, which includes: wheel hub 10, multiple
Flabellum 30 and fixed ring 50, multiple flabellums 30 are connect with 10 outer peripheral surface of wheel hub, and being provided at circumferentially spaced in wheel hub 10, Gu
Determine ring 50 and connect with multiple flabellums 30 far from the end of wheel hub 10, and fixed ring 50 is formed with to across aerofoil fan 100
The air guide structure that is guided of air-flow, the air guide structure is axially upper another from side guiding by the aerofoil fan by air
Side.
The application wheel hub 10 is in flat disc-shape, and the middle part is provided with the axis hole 101 with extraneous axis connection, wheel hubs
10, multiple flabellums 30 and 50 three of fixed ring are structure as a whole and are made up of injection molding manner, and the material of three can be plastics
Or metal alloy, when aerofoil fan 100 is applied to the environment of food cooking machine 500, the material of aerofoil fan 100 is preferred
For plastic material, certainly under other use environments, aerofoil fan 100 is also possible to such as aluminum alloy material.In aerofoil fan
In 100 operational process, air-flow is guided through aerofoil fan 100 by the side of aerofoil fan 100 and blows to aerofoil fan 100
The other side, due to the presence of fixed ring 50, speed of the air-flow around fixed ring 50 is larger, and the application is set in fixed ring 50
Air guide structure is set, buffering is guided to the biggish air-flow of speed near fixed ring 50 by air guide structure, so that air-flow is worn
Fixed ring 50 is crossed to when the blowout of the other side of aerofoil fan 100, air velocity can't generate biggish mutation, will not so produce
Raw biggish noise make especially because the presence of air guide structure be mutated the air velocity across aerofoil fan 100 will not
The air-flow obtained across aerofoil fan 100 will not generate reverse irrigation reflux, can also so improve the air output of aerofoil fan 100.
Technical solutions of the utility model are fixedly connected with fixed ring by the end of multiple flabellums 30 in aerofoil fan 100
50, protection is fixed to multiple flabellums 30 by fixed ring 50, further, the utility model is also formed in fixed ring 50
Air guide structure carries out the heat dissipation of food cooking machine 500 in 100 high-speed cruising of aerofoil fan by the setting of air guide structure
Cheng Zhong, on the one hand air-flow that air guide structure passes through aerofoil fan 100 guides, and prevents the gas across aerofoil fan 100
Stream forms velocity jump at fixed ring 50 and causes airflow reflux and generate noise, while also promoting going out for aerofoil fan 100
Air quantity improves the heat dissipation effect of food cooking machine 500.
The aerofoil fan 100 of the application, each flabellum 30 in the radial direction for being projected on aerofoil fan 100 in horizontal plane
Extend, multiple flabellums 30 are arranged in the circumferential uniform intervals of the wheel hub 10.
The quantity of the application flabellum 30 is 10, the root (one end for being then only connected to wheel hub 10) of 10 flabellums 30 and wheel
The cylindrical surface of the sustained height of hub 10 connects, and the side of multiple flabellums 30 be it is concordant with the end face of wheel hub 10, i.e., each
With respect to two sides, one of side is that the end face of wheel hub 10 is concordant at interval of the flabellum 30 in 100 axial direction of aerofoil fan,
Setting in this way is so that air-flow is more steady when entering aerofoil fan 100 by the side of aerofoil fan 100, due to the application
Aerofoil fan 100 it is main be to radiate to food cooking machine 500, aerofoil fan 100 is usually mounted to food cooking machine
500 lower part, radiating airflow are blown out downwards, by by each flabellum 30 in being projected on aerofoil fan 100 in horizontal plane
It radially extends, i.e., more bending is not present in flabellum 30, and so when aerofoil fan 100 is run, air supplying distance is more suitable for
The environment of cooking machine.
Further, the width in the projection in horizontal plane of each flabellum 30 is incremented by the root of flabellum 30 to end.
The arc-shaped setting of cross-sectional shape of each flabellum 30.Setting in this way is so that the wind-force of the output of aerofoil fan 100 is stronger
Strength.
It please recombine referring to Figures 1 and 2, in some embodiments of the utility model, the air guide structure includes shape
At in the wind-guiding cambered surface 501 of 50 inside of fixed ring, (opposite with root, i.e., flabellum 30 is far from wheel hub 10 for the end of multiple flabellums 30
One end) connect with wind-guiding cambered surface 501, wind-guiding cambered surface 501 is to 10 direction projection of wheel hub.
In the present embodiment, wind-guiding cambered surface 501 is a smooth cambered surface, and the vertical section of wind-guiding cambered surface 501 is in court
To the parabolic shape of wheel hub 10, and parabolical vertex is located substantially at dividing equally on face in 100 axial direction of aerofoil fan.In axis
In 100 high-speed rotation of flow fan, under the driving of flabellum 30, the air positioned at 100 side of aerofoil fan be inhaled into and to
Another blowout of aerofoil fan 100, air forms the higher air-flow of speed in the inside of fixed ring 50, since the present embodiment is led
Wind cambered surface 501 is a smooth cambered surface, and the vertical section of wind-guiding cambered surface 501 is in the parabolic shape towards wheel hub 10, is made
The loudspeaker flare form that is formed as be mutually butted of the wind-guiding cambered surface 501 in 100 axial direction of aerofoil fan is obtained, then in the quick court of air-flow
To during the blowout of the other side of aerofoil fan 100, air-flow, which is drained by wind-guiding cambered surface 501 and to the side of aerofoil fan 100, is in
Diffusion shape blowout, the more gentle therefore noise of the velocity variations of air-flow is smaller in the process again, and the noise of generation is smaller, and
Also it is not easy that reverse flowing of air flows is caused to flow back, therefore radiating efficiency is improved.
In order to reach best drainage effect, the range of the curvature value of wind-guiding cambered surface 501 described in the present embodiment arrives for 0.4
0.7.If the range of curvature value less than 0.4, then illustrates that wind-guiding cambered surface 501 is smaller to the degree of 10 side projection of wheel hub, so
Wind effect will weaken, if curvature value is greater than 0.7,501 bending degree of wind-guiding cambered surface is higher, then during guiding air-flow,
Biggish resistance is generated instead, then can not improve ventilation quantity.The application is by existing the curvature value range setting of wind-guiding cambered surface 501
0.4 to 0.7, take into account the dual characteristics that wind effect is good and ventilation quantity is high.
Further, the difference of the outer diameter and internal diameter that define projection of the fixed ring 50 in horizontal plane is d1, axis stream wind
The radius of fan 100 is d2, wherein 0.06≤d1/d2≤0.2.As d1/d2 >=0.2, then the length of flabellum 30 is relative to entire
Length is smaller for aerofoil fan 100, and the ventilation quantity for being so unfavorable for entire aerofoil fan 100 improves, when d1/d2≤0.06
When, then the structural strength of fixed ring 50 is too low, is unfavorable for the stabilized structure of entire aerofoil fan 100, and the application is by by 0.06
≤ d1/d2≤0.2, so that aerofoil fan 100 takes into account ventilation quantity height and structurally stable two-fold advantage.
Further, the air guide structure further includes the recessed annular groove 503 for being formed in 50 outside of fixed ring.It is fixed
The justice annular groove 503 is described to open in the opening width that the size in 100 axial direction of aerofoil fan is the annular groove 503
Mouth width degree radially successively decreases from outside to inside in the aerofoil fan 100.
The present embodiment annular groove 503 is
Width is between 0 to 8 millimeters, by being run in aerofoil fan 100 in the 50 recessed formation annular groove 503 in outside of fixed ring
In the process, annular groove 503 further can prevent air return from flowing backward, so that heat dissipation effect further improves, while annular
The setting of slot 503 can also reduce the weight of entire aerofoil fan 100, save material.
Incorporated by reference to referring to Fig. 3 and Fig. 4, in another embodiment of the utility model, the fixed ring 50 is included in axis stream wind
Spaced upper fixed ring 51 and lower fixed ring 53 in the axial direction of fan 100, upper fixed ring 51 and the end of multiple flabellums 30
Upside connection, lower fixed ring 53 are connect with the downside of the end of multiple flabellums 30, and air guide structure is to be formed in 51 He of fixed ring
Airflow channel 505 between lower fixed ring 53.
By above-mentioned content it is understood that the structure of existing aerofoil fan 100, due to being connected to 30 end of flabellum
The design of outer toroid so that the air velocity of the inside of the outer toroid of aerofoil fan 100 is higher, and runs through aerofoil fan 100
Air-flow can also by the outside of outer toroid flow backward flow back, the present embodiment by by fixed ring 50 be set as two it is spaced
Upper and lower fixed ring 53, forms airflow channel 505 so between upper and lower fixed ring 53, upper and lower fixed ring 53 to flabellum 30 into
While row fixes protection, in 100 operational process of aerofoil fan, because of the presence of airflow channel 505, so that air flows backward back
A possibility that stream, further decreases, while upper and lower fixed ring 53 is also smaller in the size radially of aerofoil fan 100, so
It can reduce in fan operational process, upper and lower fixed ring 53 then also increases ventilatory capacity to the resistance of air-flow.Improve heat dissipation
Effect.
The airflow channel 505 is defined in the width that the size in 100 axial direction of aerofoil fan is airflow channel 505, air-flow
The range of the width in channel 505 is 3mm to 7mm.
The width of the present embodiment airflow channel 505 is preferably 5mm, when the width of airflow channel 505 is too small, is being prevented
The effect of reverse flowing of air flows reflux will weaken, when the width of airflow channel 505 is excessive, the structural strength of fixed ring 50 itself compared with
It is small, then it is unfavorable for the integrally-built stabilization of aerofoil fan 100, the present embodiment by being by the range of the width of airflow channel 505
3mm to 7mm takes into account stabilized structure and promotes the double grading of ventilation quantity.
Incorporated by reference to referring to Fig. 5 to Fig. 6, the utility model also proposes a kind of frame component 300, including casing 310, is placed in
Motor 330 in casing 310 and the pedestal 350 with the lower cover conjunction connection of the casing 310, the pedestal 350 is interior to be formed
There is air-out passage 355, the frame component 300 further includes aerofoil fan 100 as described above, the aerofoil fan 100 and institute
The output axis connection of motor 330 is stated, aerofoil fan 100 is contained in the air-out passage 355.
Further, pedestal 350 includes the bottom cover 353 connecting with 310 lower end of casing, and fixed with bottom cover 353
The cylinder 351 of connection, air-out passage 355 include the set section 357 being formed in cylinder 351 and are formed in bottom cover 353
Dilatation section 359, aerofoil fan 100 are located at the junction of set section 357 and dilatation section 359.
Wherein, the diameter of dilatation section 359 is greater than the diameter of set section 357, by holding the setting of aerofoil fan 100
The junction of section 357 and dilatation section 359 is set, suction effect can be so formed, in the radiation processes for improving aerofoil fan 100
Air output, improve heat dissipation effect.
The utility model also proposes a kind of food cooking machine 500, including frame component 300 and is installed on frame component 300
Stirring cup assembly 400, the frame component 300 is such as above-mentioned frame component 300.The specific structure of the frame component 300
At least have referring to above-described embodiment since food cooking machine 500 uses whole technical solutions of above-mentioned all embodiments
There are all beneficial effects brought by the technical solution of above-described embodiment, this is no longer going to repeat them.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (14)
1. a kind of aerofoil fan characterized by comprising
Wheel hub;
Multiple flabellums, multiple flabellums are connect with the outer peripheral surface of the wheel hub, and being provided at circumferentially spaced in the wheel hub;And
Fixed ring, the fixed ring is connect with multiple flabellums far from the end of the wheel hub, and the fixed ring is formed with
To the air guide structure guided to the air-flow for passing through the aerofoil fan.
2. aerofoil fan as described in claim 1, which is characterized in that each flabellum in being projected on institute in horizontal plane
Radially extending for aerofoil fan is stated, multiple flabellums are arranged in the circumferential uniform intervals of the wheel hub.
3. aerofoil fan as described in claim 1, which is characterized in that the width in the projection in horizontal plane of each flabellum
The root in flabellum is spent to be incremented by end.
4. aerofoil fan as described in claim 1, which is characterized in that the cross-sectional shape of each flabellum is arc-shaped to be set
It sets.
5. the aerofoil fan as described in any one of Claims 1-4, which is characterized in that the air guide structure includes being formed
Wind-guiding cambered surface on the inside of the fixed ring, the end of multiple flabellums are connect with the wind-guiding cambered surface, the wind-guiding cambered surface
To wheel hub direction projection.
6. aerofoil fan as claimed in claim 5, which is characterized in that the range of the curvature value of the wind-guiding cambered surface arrives for 0.4
0.7。
7. aerofoil fan as claimed in claim 5, which is characterized in that define the outer diameter of projection of the fixed ring in horizontal plane
Difference with internal diameter is d1, and the radius of the aerofoil fan is d2, wherein 0.06≤d1/d2≤0.2.
8. aerofoil fan as claimed in claim 5, which is characterized in that the air guide structure further include it is recessed be formed in it is described solid
Determine the annular groove on the outside of ring.
9. aerofoil fan as claimed in claim 8, which is characterized in that define the annular groove in the aerofoil fan axial direction
Size be the annular groove opening width, the opening width radially successively decreases from outside to inside in the aerofoil fan.
10. the aerofoil fan as described in any one of Claims 1-4, which is characterized in that the fixed ring is included in described
Spaced upper fixed ring and lower fixed ring, fixed ring are upper with the end of multiple flabellums in the axial direction of aerofoil fan
Side connection, the lower fixed ring connect with the downside of the end of multiple flabellums, the air guide structure for be formed in fixed ring with
Airflow channel between lower fixed ring.
11. aerofoil fan as claimed in claim 10, which is characterized in that define the airflow channel in the aerofoil fan axis
Upward size is the channel width of the airflow channel, and the range of the airflow channel width is 3mm to 7mm.
12. a kind of frame component closes connection including casing, the motor being placed in casing and with the lower cover of the casing
Pedestal, the pedestal is formed with air-out passage, which is characterized in that further includes as described in any one of claim 1 to 11
Aerofoil fan, the output axis connection of the aerofoil fan and the motor, the aerofoil fan is contained in the air-out passage
It is interior.
13. frame component as claimed in claim 12, which is characterized in that the pedestal includes connecting with the casing lower end
Bottom cover, and the cylinder being fixedly connected with the bottom cover, the air-out passage include be formed in the intracorporal set section of the cylinder with
And it is formed in the dilatation section of the bottom cover, the aerofoil fan is located at the junction of the set section and the dilatation section.
14. a kind of food cooking machine, including frame component and the stirring cup assembly for being installed on frame component, which is characterized in that institute
Stating frame component is frame component as described in claim 12 or 13.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721678637.1U CN208769614U (en) | 2017-12-05 | 2017-12-05 | Aerofoil fan, frame component and food cooking machine |
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Application Number | Priority Date | Filing Date | Title |
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CN201721678637.1U CN208769614U (en) | 2017-12-05 | 2017-12-05 | Aerofoil fan, frame component and food cooking machine |
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CN208769614U true CN208769614U (en) | 2019-04-23 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109864625A (en) * | 2017-12-05 | 2019-06-11 | 佛山市顺德区美的电热电器制造有限公司 | Aerofoil fan, frame component and food cooking machine |
-
2017
- 2017-12-05 CN CN201721678637.1U patent/CN208769614U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109864625A (en) * | 2017-12-05 | 2019-06-11 | 佛山市顺德区美的电热电器制造有限公司 | Aerofoil fan, frame component and food cooking machine |
CN109864625B (en) * | 2017-12-05 | 2024-02-20 | 佛山市顺德区美的电热电器制造有限公司 | Axial fan, base subassembly and food processor |
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